Latent semantic rational kernels for topic spotting on conversational speech.
Chao WengDavid L. ThomsonPatrick HaffnerBiing-Hwang JuangPublished in: IEEE ACM Trans. Audio Speech Lang. Process. (2014)
Keyphrases
- conversational speech
- latent semantic
- automatic speech recognition
- query expansion
- latent semantic indexing
- spontaneous speech
- semantic information
- broadcast news
- latent semantic analysis
- probabilistic latent semantic analysis
- text data
- keywords
- speech signal
- information retrieval
- speech recognition
- face recognition
- high level